Pictures of the day: 20 November 2012

People are silhouetted against the viewing gallery of the South East Asia oceanarium in Singapore. The world's biggest oceanarium also features the largest viewing panel in the world, at 36 metres wide by 8.3 metres tall. The aquarium is home to 100,000 marine animals of over 800 species in 45 million litres of water.Picture: Wong Maye-E/AP